Advanced CAPTCHA is the most easy-configurable Prestashop CAPTCHA module. For other Prestashop CAPTCHA modules, you normally have to put a custom hooks to tpl files to display the CAPTCHA image (or Google reCAPTCHA) which is very difficult and wastes time for people those are not familiar with code (php, smarty) stuff. Advanced CAPTCHA doesn't require any code knowledge when you install it to your website, you can install it as other standard Prestashop modules in ONE CLICK